/*
 * Copyright (C) 2007 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package android.drm.mobile1;

import java.util.Date;

/**
 * This class provides interfaces to access the DRM constraint.
 */
public class DrmConstraintInfo {
	/**
	 * The constraint of count.
	 */
	private int count;

	/**
	 * The constraint of start date.
	 */
	private long startDate;

	/**
	 * The constraint of end date.
	 */
	private long endDate;

	/**
	 * The constraint of interval.
	 */
	private long interval;

	/**
	 * Construct the DrmConstraint.
	 */
	DrmConstraintInfo() {
		count = -1;
		startDate = -1;
		endDate = -1;
		interval = -1;
	}

	/**
	 * Get the count constraint.
	 * 
	 * @return the count or -1 if no limit.
	 */
	public int getCount() {
		return count;
	}

	/**
	 * Get the start date constraint.
	 * 
	 * @return the start date or null if no limit.
	 */
	public Date getStartDate() {
		if (startDate == -1)
			return null;

		return new Date(startDate);
	}

	/**
	 * Get the end date constraint.
	 * 
	 * @return the end date or null if no limit.
	 */
	public Date getEndDate() {
		if (endDate == -1)
			return null;

		return new Date(endDate);
	}

	/**
	 * Get the Interval constraint.
	 * 
	 * @return the interval or -1 if no limit.
	 */
	public long getInterval() {
		return interval;
	}
}